krichardson
(Kevin Richardson)
October 20, 2008, 12:27am
1
Relating E, R and T
When emissivity is low, the majority of IR radiation that is received by your camera is from another source.
Your IR camera cannot distinguish reflected energy from IR energy radiated by the target.
What is a Thermographers first step in determining if reflections are present?
A. Adjust Level and Span
B. Re-Focus Camera
C. Change Color Palette
D. Change Viewing Angle
Kevin
dandersen
(David Andersen, TN HI# 40)
October 20, 2008, 1:36am
2
Are you going to make this a poll?
krichardson
(Kevin Richardson)
October 20, 2008, 1:47am
3
There is a poll for this thread. Can you see it?
Kevin
mkyriacou
(Mario Kyriacou, CHI)
October 20, 2008, 1:52am
4
Do the Thermographers “Jig” Dance.
mboyett
(Michael Boyett, TREC #7290 (Ret) Boerne, TX)
October 21, 2008, 3:25pm
6
Once a poll is generated it takes 10-15 minutes sometimes for it to show up on the thread. This occurs every time a poll is posted and is just an idiosyncrasy of the board… I would think most would know this by now.
krichardson
(Kevin Richardson)
October 24, 2008, 9:32am
7
Answer:
D. Change Viewing Angle
You do this first to determine if the pattern in the image changes due to reflections.
Kevin